La regle fondamentale
Since = point de depart (depuis quand ?)
For = duree (pendant combien de temps ?)
Tableau comparatif
| Categorie | Since (point de depart) | For (duree) |
|---|
| Annee | since 2020 | for 5 years |
| Mois | since January | for 3 months |
| Jour | since Monday | for 3 days |
| Heure | since 9 a.m. | for 2 hours |
| Minute | since noon | for 30 minutes |
| Evenement | since the meeting | - |
| Expression | since then, ever since | for ages, for a while |
15 exemples types a memoriser
- I have lived in Paris since 2018.
- I have lived in Paris for 6 years.
- She has worked here since March.
- She has worked here for 9 months.
- We have been waiting since this morning.
- We have been waiting for 3 hours.
- He has been ill since Monday.
- He has been ill for 4 days.
- I have known her since childhood.
- I have known her for 20 years.
- They have been married since 2010.
- They have been married for 14 years.
- It has been raining since last night.
- It has been raining for 12 hours.
- I have not seen him since Christmas.
Astuce : si vous pouvez repondre par un nombre (heures, jours, ans), utilisez for. Si vous repondez par une date ou un moment, utilisez since.